Quercus: “Animals” [01:00]# The effects of global warming are driving animals to suicide. The chimp hangs itself on a liana, the polar bear jumps from the last-remaining iceberg, and the kangaroo throws itself in front of a train. Serving as soundtrack to this tragedy is Peter Gabriel’s “Don’t give up.” The payoff of this spot for Quercus, a Portuguese environmental organization: “If you give up, they give up.”